You are here

Weekly Digest March 28, 2014

March 28, 2014

Why SuperEarths are not EarthlikeKepler data indicate that there are many planets that could be Earthlike in the sense of having a similar bulk composition. David Stevenson explains why such planets are unlikely to be Earthlike in other respects.

Meet Our Scientists — Peter Jenniskens Peter Jenniskens, Senior research scientist at the Carl Sagan Center of the SETI Institute, is best known for his recovery of fragments of asteroid 2008 TC3 in the Nubian Desert of northern Sudan.